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Installation guide

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129098-UIM-H-1011
Furnace
to
Closet
Door
Clearance
—
Greater
than
1
Inch
(2.54
cm) and
Up
to
5
(12.7
cm)
Inches
1.
The
closet
door
MUST
have
a
minimum
of
250
Inches’
(1613
cm’)
of
free
area
in
the
upper
half
of
the
door
and
a
minimum
of
50
Inches?
(322
cm”)
of
free
area
in
the
lower
area
of
the
door.
The
lower
closet
door
grille
may
be
omitted
if
an
undercut
of
2-1/2
inches
(16.1
cm)
is
provided
in
the
door.
2.
A
fully
louvered
closet
door
MUST
have
a
minimum
of
250
IN.
(164
cm’)
250
Inches’
(1613
cm’)
of
free
area
in
the
upper
half
of
the
door.
FREE
AREA
250
IN!
(1641cm’)
50
IN.’
(322
cm’)
FREE.
AREA
FREE
AREA
yore
As
an
option
to
the
lower
grill,
an
undercut
of
2-1/2"
will
provide
50
inches’
(322
cm”)
of
free
area.
FIGURE
4:
Furnace
To
Closet
Door
Clearance
-
1”
To
5”
Furnace
to
Closet
Door
Clearance
—
Less
than
1
Inch
(2.54
cm)
The
closet
door
MUST
have
three
return
air
grilles.
The
total
free
area
of
the
two
upper
grilles
must
be
minimum
of
250
Inches’
(1613
cm’)
.
The
total
|
280
IN2(164
cm?)
free
area
of
the
lower
grille
MUST
be
a
minimum
of
50
Inches’
(322
cm’).
MINIMUM
The
grilles
MUST
BE
ALIGNED
directly
opposite
the
return
air
grille
of
FREE
AREA
the
furnace
door.
MINIMUM
\
50
IN2
(322
cm’)
FREE
AREA
FIGURE
5:
Furnace
To
Closet
Door
Clearance
-
Less
Than
1”
DUCT
CONNECTORS
ff
18-3/4
(47.6
CM)
dm]
2-3/8
Me
18-3/4
(47.6
cm)
———
our
(6.0.cm)
“cm
SEE
2-38—w}
fee
—
14
(35.6
cm)
>
|
CHART
23/8—
et
14
(85.6
cm)
>
|
CHART]
(6.0
cm)
{6.0
cm)
: ;
:
x
: : :
. .
’
|
SSL)
°
|
‘¢——
13
a
13
=
12
al
(33.0
cm)
i
(30.8
em)
je
fey
(83.0.
cm)
|
ml
|
(30.5
cm)
"1
18-3/4
— —
18-3/4
(27.9
cm
F
(47.6
cm)
A
mi
=|
“|
cm)
1
. . :
t
4-3/8
{230
DUCT
CONNECTOR
DIMENSIONS
DUCT
CONNECTOR
DIMENSIONS
DUCT
CONNECTOR
DUCT
CONNECTOR
DUCT
CONNECTOR
DUCT
CONNECTOR
PART
NUMBER
DEPTH
PART
NUMBER
DEPTH
7990-6011
1°
(2.5
cm)
7990-6211
1°
(2.5
cm)
7990-6021
2”
(5.7
cm)
7990-6221
2”
(6.7
cm)
7990-6041
4-1/2"
(11.4.cm
7990-6241
4-1/2"
(11.4.cm
7990-6061
6-1-2"
(16.5
cm)
7990-6261
6-1-2”
(16.5
cm)
7990-6071
7-1/2"
(19.0
cm)
7990-6271
7-1/2"
(19.0
cm)
7990-6081
8-1/2"
(21.6
cm)
7990-6281
8-1/2"
(21.6
cm)
7990-6101
10-1/4"
(26.0
cm)
7990-6301
10-1/4"
(26.0
cm)
7990-6121
12-1/4"
(21.1
cm)
7990-6321
12-1/4"
(21.1
cm)
FIGURE
6:
Duct
Connector
Dimensions
6
Johnson
Controls
Unitary
Products